irqs.h

/* * arch/arm/mach-at91/include/mach/irqs.h * * Copyright (C) 2004 SAN People * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */#ifndef __ASM_ARCH_IRQS_H#define __ASM_ARCH_IRQS_H#include <linux/io.h>#include <mach/at91_aic.h>#define NR_AIC_IRQS 32/* * Acknowledge interrupt with AIC after interrupt has been handled. * (by kernel/irq.c) */#define irq_finish(irq) do { at91_sys_write(AT91_AIC_EOICR, 0); } while (0)/* * IRQ interrupt symbols are the AT91xxx_ID_* symbols * for IRQs handled directly through the AIC, or else the AT91_PIN_* * symbols in gpio.h for ones handled indirectly as GPIOs. * We make provision for 5 banks of GPIO. */#define NR_IRQS (NR_AIC_IRQS + (5 * 32))/* FIQ is AIC source 0. */#define FIQ_START AT91_ID_FIQ#endif